🇺🇸 USD to THB 🇹🇭 — historical rates
Daily mid-market reference rates 2021-10-22 → 2026-10-22. Current: 1 USD = 33.75 THB.
USD/THB performance
| Period | Change | Low | High | Average |
|---|---|---|---|---|
| 1 month | +1.83% | 33.14 | 33.75 | 33.55 |
| 3 months | +0.16% | 32.68 | 33.75 | 33.28 |
| 6 months | +4.48% | 32.15 | 33.83 | 33.09 |
| 1 year | +2.61% | 31.00 | 33.83 | 32.48 |
| 5 years | +1.90% | 31.00 | 38.39 | 34.15 |
52-week range: 31.00 – 33.83 THB.
USD/THB rate on a date
1 USD = 33.75 THB on 2026-10-22
Monthly averages (last 12 months)
| Month | Average | Low | High |
|---|---|---|---|
| Oct 2026 | 33.61 THB | 33.42 | 33.75 |
| Sep 2026 | 33.22 THB | 32.88 | 33.57 |
| Aug 2026 | 33.01 THB | 32.68 | 33.34 |
| Jul 2026 | 33.51 THB | 33.14 | 33.83 |
| Jun 2026 | 32.88 THB | 32.52 | 33.43 |
| May 2026 | 32.51 THB | 32.15 | 32.70 |
| Apr 2026 | 32.28 THB | 31.88 | 32.77 |
| Mar 2026 | 32.27 THB | 31.48 | 32.95 |
| Feb 2026 | 31.26 THB | 31.00 | 31.78 |
| Jan 2026 | 31.30 THB | 31.04 | 31.54 |
| Dec 2025 | 31.61 THB | 31.05 | 32.06 |
| Nov 2025 | 32.38 THB | 32.20 | 32.54 |
About USD to THB historical data
This page tracks the daily US Dollar-to-Thai Baht rate going back to 2021-10-22. Over the past year the rate ranged from 31.00 to 33.83 THB, averaging 32.48. Historical rates are useful for accounting, tax, invoicing, and understanding long-term trends — use the date picker for the exact rate on any past day.
Daily mid-market reference rates (frankfurter.dev (ECB)); not transactable quotes. Weekends/holidays resolve to the nearest preceding trading day.